Home / 931,979.16-1,396,945.44-531,747.36

Finding the Fourth Proportional to 931,979.16, 1,396,945.44 and 531,747.36

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Solution

The fourth proportional to 931,979.16, 1,396,945.44 and 531,747.36 is: 797,037.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,979.16 : 1,396,945.44 = 531,747.36 : x
  2. Step 2: Convert to fraction form
    931,979.16/1,396,945.44 = 531,747.36/x
  3. Step 3: Cross multiply
    931,979.16x = 1,396,945.44 × 531,747.36
  4. Step 4: Simplify right side
    931,979.16x = 742,822,049,784.04
  5. Step 5: Solve for x
    x = 742,822,049,784.04/931,979.16
  6. Step 6: Final answer
    x = 797,037.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.